Tailed Beasts are Immortal beings of Pure Chakra created around 1000 thousand years by the Sage of Six Paths Hagoromo Otsutsuki after Splitting the Chakra of 10 Tails and sealing his Mother Kaguya Otsutsuki.

Can the tailed beasts die?

Because the tailed beasts are pure chakra, they cannot actually be killed; if they or their jinchūriki die, their chakra will re-coalesce in time. ... Tailed beasts can communicate telepathically with one another and their jinchūriki, and possess several levels of consciousness.

Is Kurama immortal?

It was there fans read up as Naruto faced Kurama within his seal, and the ninja was prepared to die. After all, he was told his death would come shortly after using an all-new Bijuu form, but that was not the whole truth. ... It turns out the Tailed Beasts never actually die, but they reincarnate over the years.